19746270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1453}}^1$

素因数の和:1617

約数の個数: 48

約数和(自身を含む): 51715872

約数和(自身を除く): 31969602

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 151, 302, 453, 755, 906, 1359, 1453, 1510, 2265, 2718, 2906, 4359, 4530, 6795, 7265, 8718, 13077, 13590, 14530, 21795, 26154, 43590, 65385, 130770, 219403, 438806, 658209, 1097015, 1316418, 1974627, 2194030, 3291045, 3949254, 6582090, 9873135, 19746270]

約数ペア:

[(1, 19746270), (2, 9873135), (3, 6582090), (5, 3949254), (6, 3291045), (9, 2194030), (10, 1974627), (15, 1316418), (18, 1097015), (30, 658209), (45, 438806), (90, 219403), (151, 130770), (302, 65385), (453, 43590), (755, 26154), (906, 21795), (1359, 14530), (1453, 13590), (1510, 13077), (2265, 8718), (2718, 7265), (2906, 6795), (4359, 4530)]